had changes in behavior, thinking, or mood, hostility, agition, depressed mood, and suicidathoughts or actis while taking or after stopping chantix. if you notice any of these, stop chantix, and call your doctor right away. tell your doctor about any history of mental-health problems, which could get worse while taking chantix. n't take chant if you've had a serious allergic or skin reaction to it. if you develop these, stop chantix and see your doctor right away, as some can be life-threatening. tell your doctor if you have a history of heart or blood-vessel problems or if you develop new or worse symptoms. get medical help rightway if you have symptoms of a heart attack or stroke. use caution when driving or operating machinery. common side effects include nausea, trouble sleeping, and unusual dreams. my quit date was my son's birthday, and that was my gift for him and me. [ male announcer ] ask your door if chantix is right for you. the next time you nt a dvd, don't bother rewinding it. the way i see it, it's t next guy's problem. oh, larry. she thinks i'm crazy. mm-hmm. but would a crazy person save 15% on car insurance in just minutes?